51141682 has 4 divisors (see below), whose sum is σ = 76712526. Its totient is φ = 25570840.

The previous prime is 51141667. The next prime is 51141707. The reversal of 51141682 is 28614115.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50851161 + 290521 = 7131^2 + 539^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51141682.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12785419 + ... + 12785422.

Almost surely, 2^51141682 is an apocalyptic number.

51141682 is a deficient number, since it is larger than the sum of its proper divisors (25570844).

51141682 is a wasteful number, since it uses less digits than its factorization.

51141682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25570843.

The product of its digits is 1920, while the sum is 28.

The square root of 51141682 is about 7151.3412727963. The cubic root of 51141682 is about 371.1860697015.

Adding to 51141682 its reverse (28614115), we get a palindrome (79755797).

The spelling of 51141682 in words is "fifty-one million, one hundred forty-one thousand, six hundred eighty-two".